1, Wireless transmitting digital signal

2, Low power indication

3, Automatic temperature compensation

4, SMT adopted, anti-RFI & anti-EMI

5, Low power consumption, long battery life

6, Adjustable detecting distance

Technology parameter:

Operating voltage: 2*1.5V (2*AA battery)

Standby current: less than 12uA

Alarm current: less than 15mA

Operating temp.: -10 to +50 degrees

Installation mode: wall mounted

Installation height: about 2m

Detecting distance: 9-18m

Detecting angle:110 degrees